METHOD OF MANUFACTURING OF A FOAM-FORMED CELLULOSIC FIBRE-MATERIAL， A BULK SHEET AND A LAMINATED PACKAGING MATERIAL COMPRISING THE CELLULOSIC FIBRE-MATERIAL

The invention relates to a method for manufacturing a foam-formed cellulosic fibre-material comprising coarse cellulosic fibres a cellulose reinforcement fraction. Furthermore， the invention relates to a foam-formed cellulosic fibre-material， a cellulose bulk sheet for a packaging material and a laminated packaging material comprising the foam-formed cellulosic fibre-material. The invention relates to a method for manufacturing a foam-formed cellulosic fibre-material comprising coarse cellulosic fibres a cellulose reinforcement fraction. Furthermore， the invention relates to a foam-formed cellulosic fibre-material， a cellulose bulk sheet for a packaging material and a laminated packaging material comprising the foam-formed cellulosic fibre-material.